CVE-2022-27495 | BDVDB-2026-175372 Detail

F5NGINX Service Mesh

Description#

On all versions 1.3.x (fixed in 1.4.0) NGINX Service Mesh control plane endpoints are exposed to the cluster overlay network. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact high, availability impact none. Attack vector: adjacent.

Weaknesses#

CWE-306 Missing Authentication for Critical Function

References#

https://support.f5.com/csp/article/K94093538

Exploit#

No public exploit known

History#

Version 12022-05-05Record published in the CVE List.
Version 22024-09-16Most recent update recorded in the CVE List.

Published

Published: 2022-05-05
Last modified: 2024-09-16

Vendor information

Vendor: F5
Product: NGINX Service Mesh

All F5 vulnerabilities

Score

6.5 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 27.7.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Authentication Issues

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
1.3.x
Fixed
Not stated
Vulnerable
Not stated
Fixed
1.4.0

Scoring System

CVSS v4.0

Not available

CVSS v3.1

6.5 Medium

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Metric breakdown
Attack Vector	Adjacent
Attack Complexity	Low
Privileges Required	None
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	High
Availability	None

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).